Greenan Castle, Scotland (by Jim Richmond)

Güstrow Castle, Germany (by Αhasver)

Reichsburg Cochem, Germany (by Wolfgang Staudt)

Doonagore Castle, Ireland (by lichtmaedel)

Trencin Castle, Slovakia (by Boris Jaroscak)

Château de Chillon, Switzerland (by najeebmahmud)

Nienoord Castle, Netherlands (by reintjedevos)

Schloss Moritzburg, Germany (by CShorticus)

Clifden Castle, Ireland (by mikelmcknight72a)

Schloss Ludwigslust, Germany (by weyerdk)